/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Servlets;

import Entidades.ObjetoAprendizajeEnt;
import Negocio.ObjetoAprendizajeNeg;
import Utilidades.Constantes;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author usuario
 */
@WebServlet(name = "BusquedaCoordinadorServ", urlPatterns = {"/BusquedaCoordinadorServ"})
public class BusquedaCoordinadorServ extends HttpServlet {

    List<ObjetoAprendizajeEnt> lstObjAprend;
    ObjetoAprendizajeNeg negocio;
    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");


    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
        int repetido = 0;
        processRequest(request, response);
        List<ObjetoAprendizajeEnt> lstObjAprendTemp = new ArrayList<ObjetoAprendizajeEnt>();
        lstObjAprend = new ArrayList<ObjetoAprendizajeEnt>();
        String[] metadatos;
        negocio = new ObjetoAprendizajeNeg();
        
        if(request.getParameter("Palabras") != null){
            try {
                lstObjAprendTemp = negocio.busquedabjetosAprendizaje(request.getParameter("Palabras"));
            } catch (SQLException ex) {
                Logger.getLogger(BusquedaCoordinadorServ.class.getName()).log(Level.SEVERE, null, ex);
            }
            
            if(!lstObjAprendTemp.isEmpty()){
                for (ObjetoAprendizajeEnt obj : lstObjAprendTemp) {
                    
                     lstObjAprend.add(obj);
                }
            } 
            metadatos = request.getParameter("Palabras").split(" ");
            
            for (int i = 0; i < metadatos.length; i++) {
                
                lstObjAprendTemp = new ArrayList<ObjetoAprendizajeEnt>();
                try {
                    lstObjAprendTemp = negocio.busquedabjetosAprendizaje(metadatos[i]);
                } catch (SQLException ex) {
                    Logger.getLogger(BusquedaCoordinadorServ.class.getName()).log(Level.SEVERE, null, ex);
                }
                
                if(!lstObjAprendTemp.isEmpty()){
                    for (ObjetoAprendizajeEnt obj : lstObjAprendTemp) {
                        repetido = 0;
                        for (ObjetoAprendizajeEnt aprend : lstObjAprend) {
                            if(aprend.getCodigo() == obj.getCodigo()){
                                repetido = 1;
                            }   
                        }
                        if(repetido == 0){
                            lstObjAprend.add(obj);
                        }
                         
                    }
                } 
            }
        
        }
        if(lstObjAprend.isEmpty()){
            
            request.setAttribute("busqueda", 0);
            request.getRequestDispatcher(Constantes.DIR_EDITAR_OBJETO).forward(request, response);
                
        }else{
            request.setAttribute("busqueda", 1);
            request.setAttribute("lstObjAprend", lstObjAprend);
            request.getRequestDispatcher(Constantes.DIR_EDITAR_OBJETO).forward(request, response);
        }
        
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
